E07m - 7.Nc3 c6 8.Qd3 - Closed Botvinnik Variation [+0.42]

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E07m — Closed Botvinnik Variation
1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O Nbd7 7.Nc3 c6 8.Qd3
Eval: [+0.42]
Les coups candidats
8…b6 — 78.3% (753 parties)
Ambassadeurs : Gleizerov, Evgeny (10x), Inkiov, Ventzislav (9x), Romanishin, Oleg M (8x), Gross, Georg (6x), Neckar, Lubomir (5x), Petursson, Margeir (4x), Hjelmas, Lars (3x), Murzin, Volodar (3x)
8…Re8 — 8.7% (84 parties)
Ambassadeurs : Gross, Georg (3x), Ståhlberg, Gideon (1x), Atias, Waldo (1x), Zheliandinov, Viktor (1x), Cifuentes Antonio (1x), Stoltz, Gosta (1x), Andersson, Gabriel (1x), Piasetski, Leon (1x)
8…dxc4 — 4.2% (40 parties)
Ambassadeurs : Inkiov, Ventzislav (2x), Flear, Christine (1x), Taniskidou, Dimitra (1x), Matthes, Manfred (1x), Meyer, Heinz, Dr. (1x), Soldo, Josip (1x), Szemzo, Lajos (1x), Kutynec, Vladimir (1x)
8…a6 — 2.3% (22 parties)
Ambassadeurs : Basson, Heinrich (2x), Lisitsin, Georgy (1x), Rabinovich, Ilya Mar (1x), Gregor, Jiri (1x), Kotva, Milan (1x), Macejovsky, Igor (1x), Nabelek, Marek (1x), Bauer, Christian (1x)
Analyse statistique des coups candidats
Répartition par niveau Elo (% des parties)
Tranche Elo N parties 8…b6 8…Re8 8…dxc4 8…a6
<1800 22 50% 14% 23% 5%
1800-2200 303 67% 13% 6% 4%
2200-2600 505 89% 4% 2% 1%
2600+ 26 92% — 4% 4%
Évolution par décennie (% des parties)
Décennie N parties 8…b6 8…Re8 8…dxc4 8…a6
1930s 6 83% — — 17%
1940s 5 80% 20% — —
1950s 3 67% 33% — —
1960s 10 80% 10% — —
1970s 15 93% — — —
1980s 32 84% 9% 3% 3%
1990s 114 75% 14% 4% —
2000s 140 71% 7% 6% 4%
2010s 362 74% 11% 4% 3%
2020s 275 87% 4% 4% 1%
Tendances récentes (2010s → 2020s)
Coup 2010s 2020s Δ
8…b6 74% 87% ▲ +13.5%
8…Re8 11% 4% ▼ -6.7%
8…dxc4 4% 4% -0.4%
8…a6 3% 1% ▼ -2.6%
Joueurs célèbres
Champions du monde dans cette position
Botvinnik, Mikhail — 1 partie
Smyslov, Vladimir — 1 partie
Hou, Yifan — 1 partie
Kramnik, Vladimir — 1 partie
Parties historiques
8…b6 — 78.3% (753 parties)
1936 — Botvinnik, Mikhail vs Tylor, Theodore Henry — 1-0 — Nottingham ENG
1937 — Yudovich, Mikhail M vs Makogonov, Vladimir — 1/2-1/2 — Tbilisi ch-URS
1938 — Levitas, B vs Panov, Vasily — 1/2-1/2 — Leningrad RUS
1939 — Koblencs, Alexander vs Bogoljubow, Efim — 0-1 — Kemeri / Riga
1939 — Koblencz, A vs Bogoljubow, Efim — 0-1 — Kemeri LAT
8…Re8 — 8.7% (84 parties)
1947 — Ståhlberg, Gideon vs Atias, Waldo — 1-0 — Vina del Mar CHI
1951 — Stoltz, Gosta vs Andersson, Gabriel — 1-0 — Stockholm SWE
1967 — Zheliandinov, Viktor vs Cifuentes Antonio — 1-0 — Havana CUB
1988 — Piasetski, Leon vs Pupols, Viktors — 1/2-1/2 — Vancouver BC CAN
1988 — Portell, Thadeu Ernesto S vs Da Silva Gilberto G — 1/2-1/2 — ?
8…dxc4 — 4.2% (40 parties)
1989 — Flear, Christine vs Taniskidou, Dimitra — 1/2-1/2 — Athens GRE
1995 — Matthes, Manfred vs Meyer, Heinz, Dr. — 1/2-1/2 — Bad Schandau
1997 — Kutynec, Vladimir vs Kalmar, Martin — 1-0 — Ostrava CZE
1998 — Soldo, Josip vs Szemzo, Lajos — 1-0 — Harkany
1998 — Atalik, Suat vs Mopati, Jobe — 1-0 — Elista RUS
8…a6 — 2.3% (22 parties)
1938 — Lisitsin, Georgy vs Rabinovich, Ilya Mar — 1/2-1/2 — Leningrad RUS
1986 — Gregor, Jiri vs Kotva, Milan — 1-0 — Karvina
2002 — Macejovsky, Igor vs Nabelek, Marek — 0-1 — Ostrava CZE
2007 — Bauer, Christian vs Timofeev, Artyom — 0-1 — Calvia
2008 — Kalinin, Oleg vs Szusterowski, Radoslaw — 1-0 — Chorzow